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December 8, 2015 Lab ID : STK1552366 <br /> Musco Family Olive Environmental Customer : 3-11544 <br /> Quality Control- Organic <br /> Constituent Method Date/ID Type Units Cone. QC Data DQO Note <br /> Organic <br /> OC 5310C 11/19/15:213540AMM Blank mg/L NO <0.5 <br /> BS mg/L 15.00 108% 75-125 <br /> BSD mg/L 15.00 108% 75-125 <br /> BSRPD m 15.00 0.4% <�3.0 <br /> 5310C 11/20/15:216996AMM CCV ppm 15.00 107% 67-122 <br /> CCV ppm 15.00 107% 67-122 <br /> CCV ppm 15.00 107% 67-122 <br /> CCV Pont 15.00 107% 67-122 <br /> Definition <br /> .CCV :Continuing Calibration Verification-Analyzed to verify the instrument calibration is within criteria. <br /> Blank :Method Blank-Prepared to verify that the preparation process is not contributing contamination to the samples. <br /> BS :Blank Spikes-A blank is spiked with a known amount of analyte.It is prepared to verify that the preparation process is not <br /> affecting analyte recovery. <br /> BSD :Blank Spike Duplicate of BS/BSD pair-A blank duplicate is spiked with a known amount of analyte.It is prepared to verify that <br /> the preparation process is not affecting analyte recovery. <br /> BSRPD :BS/BSD Relative Percent Difference(RPD)-The BS relative percent difference is an indication of precision for the preparation <br /> and analysis. <br /> ND :Non-detect-Result was below the DQO listed for the analyte. <br /> DQO :Data Quality Objective-This is the criteria against which the quality control data is compared. <br /> Page 12 of 12 <br />